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(18+5)×((1+(10+8)÷9))​

Răspuns :

(18+5)*(1+(10+8)/9)=

23*(1+18/9)

23*(1+2)

23*3=69

(18+5)×((1+(10+8)÷9))=

23 x (( 1+ 18:9))=

23 x (( 1+ 2))=

23 x 3=

69